refinería de petróleo en Colombia

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Core Laboratories is a leading provider of proprietary and patented reservoir description, production enhancement and reservoir management services for the global petroleum industry.

See how Anadarko and its people are producing the oil and natural gas essential to modern life in a safe and responsible manner.

Chevron works to meet the world's growing demand for energy by exploring for oil and natural gas; refining and marketing gasoline; producing chemicals and more.